baseten / Sources / PGTSHOM.m

  1
  2
  3
  4
  5
  6
  7
  8
  9
 10
 11
 12
 13
 14
 15
 16
 17
 18
 19
 20
 21
 22
 23
 24
 25
 26
 27
 28
 29
 30
 31
 32
 33
 34
 35
 36
 37
 38
 39
 40
 41
 42
 43
 44
 45
 46
 47
 48
 49
 50
 51
 52
 53
 54
 55
 56
 57
 58
 59
 60
 61
 62
 63
 64
 65
 66
 67
 68
 69
 70
 71
 72
 73
 74
 75
 76
 77
 78
 79
 80
 81
 82
 83
 84
 85
 86
 87
 88
 89
 90
 91
 92
 93
 94
 95
 96
 97
 98
 99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
//
// PGTSHOM.m
// BaseTen
//
// Copyright (C) 2008 Marko Karppinen & Co. LLC.
//
// Before using this software, please review the available licensing options
// by visiting http://www.karppinen.fi/baseten/licensing/ or by contacting
// us at sales@karppinen.fi. Without an additional license, this software
// may be distributed only in compliance with the GNU General Public License.
//
//
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License, version 2.0,
// as published by the Free Software Foundation.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
//
// $Id$
//

#import "PGTSHOM.h"
#import "PGTSFunctions.h"

@interface PGTSInvocationRecorderHelper
{
@private
	Class isa;
	
@public
	id mTarget;
	NSInvocation* mInvocation;
	PGTSInvocationRecorder* mRecorder; //Weak
}
+ (id) alloc;
@end


@implementation PGTSInvocationRecorder
- (id) init
{
	if ((self = [super init]))
	{
		mHelper = [PGTSInvocationRecorderHelper alloc];
		mHelper->mRecorder = self;
	}
	return self;
}

- (void) dealloc
{
	[mHelper->mInvocation release];
	[mHelper->mTarget release];
	NSDeallocateObject ((id) mHelper);
	[super dealloc];
}

- (NSInvocation *) invocation
{
	return mHelper->mInvocation;
}

- (void) setTarget: (id) target
{
	[mHelper->mTarget release];
	mHelper->mTarget = [target retain];
}

- (void) gotInvocation
{
	if (mOutInvocation)
		*mOutInvocation = mHelper->mInvocation;
}

- (id) record
{
	mOutInvocation = NULL;
	return mHelper;
}

- (id) recordWithTarget: (id) target
{
	[self setTarget: target];
	return [self record];
}

- (id) recordWithTarget: (id) target outInvocation: (NSInvocation **) outInvocation
{
	mOutInvocation = outInvocation;
	[self setTarget: target];
	return mHelper;
}

+ (id) recordWithTarget: (id) target outInvocation: (NSInvocation **) outInvocation
{
	PGTSInvocationRecorder* recorder = [[[self alloc] init] autorelease];
	return [recorder recordWithTarget: target outInvocation: outInvocation];
}
@end


@implementation PGTSInvocationRecorderHelper
static void
pgts_hom_unrecognized_selector ()
{
}

+ (void) initialize
{
	//This is required by the runtime.
}

- (void) finalize
{
	//This is required by the runtime.
}

+ (id) alloc
{
	return NSAllocateObject (self, 0, NULL);
}

- (NSMethodSignature *) methodSignatureForSelector: (SEL) selector
{
	NSMethodSignature* signature = [mTarget methodSignatureForSelector: selector];
	if (! signature)
	{
		pgts_hom_unrecognized_selector ();
		//We need to raise an exception because we don't implement -doesNotRecognizeSelector.
		[NSException raise: NSInvalidArgumentException format: @"%@ does not respond to %s.", mTarget, selector];
	}
	return signature;
}

- (void) forwardInvocation: (NSInvocation *) anInvocation
{
	[mInvocation autorelease];
	mInvocation = [anInvocation retain];
	[mInvocation setTarget: mTarget];
	[mRecorder gotInvocation];
}
@end


@interface PGTSCallbackInvocationRecorder : PGTSInvocationRecorder
{
	id mUserInfo;
	id mCollection;
	SEL mCallback;
}
- (void) setCollection: (id) collection;
- (void) setCallback: (SEL) callback;
- (void) setUserInfo: (id) anObject;
- (id) userInfo;
@end


@implementation PGTSCallbackInvocationRecorder
- (void) dealloc
{
	[mUserInfo release];
	[mCollection release];
	[super dealloc];
}

- (void) gotInvocation
{
	[mCollection performSelector: mCallback withObject: mHelper->mInvocation withObject: mUserInfo];
}

- (void) setCallback: (SEL) callback
{
	mCallback = callback;
}

- (void) setUserInfo: (id) anObject
{
	if (mUserInfo != anObject)
	{
		[mUserInfo release];
		mUserInfo = [anObject retain];
	}
}

- (id) userInfo
{
	return mUserInfo;
}

- (void) setCollection: (id) anObject
{
	if (mCollection != anObject)
	{
		[mCollection release];
		mCollection = [anObject retain];
	}
}
@end



@interface PGTSHOMInvocationRecorder : PGTSCallbackInvocationRecorder
{
}
- (void) setCollection: (id) collection callback: (SEL) callback;
@end


@implementation PGTSHOMInvocationRecorder
- (void) setCollection: (id) collection callback: (SEL) callback
{
	[self setCallback: callback];
	[self setCollection: collection];
	[self setTarget: [mCollection PGTSAny]];
}
@end


static id 
VisitorTrampoline (id self, id target, SEL callback, id userInfo)
{
	id retval = nil;
	if (0 < [self count])
	{
		PGTSCallbackInvocationRecorder* recorder = [[[PGTSCallbackInvocationRecorder alloc] init] autorelease];
		[recorder setTarget: target];
		[recorder setCollection: self];
		[recorder setCallback: callback];
		[recorder setUserInfo: userInfo];
		retval = [recorder record];
	}
	return retval;
}


static id
HOMTrampoline (id self, SEL callback, id userInfo)
{
	id retval = nil;
	if (0 < [self count])
	{
		PGTSHOMInvocationRecorder* recorder = [[[PGTSHOMInvocationRecorder alloc] init] autorelease];
		[recorder setCollection: self callback: callback];
		[recorder setUserInfo: userInfo];
		retval = [recorder record];
	}
	return retval;
}


static void
CollectAndPerformSetArray (id self, id retval, NSInvocation* invocation)
{
	TSEnumerate (currentObject, e, [self objectEnumerator])
	{
		[invocation invokeWithTarget: currentObject];
		id collected = nil;
		[invocation getReturnValue: &collected];
		if (! collected) collected = [NSNull null];
		[retval addObject: collected];
	}
	[invocation setReturnValue: &retval];
}


static void
Do (NSInvocation* invocation, NSEnumerator* enumerator)
{
	TSEnumerate (currentObject, e, enumerator)
		[invocation invokeWithTarget: currentObject];
}


static id
SelectFunction (id sender, id retval, int (* fptr)(id))
{
	TSEnumerate (currentObject, e, [sender objectEnumerator])
	{
		if (fptr (currentObject))
			[retval addObject: currentObject];
	}
	return retval;
}


static id
SelectFunction2 (id sender, id retval, int (* fptr)(id, void*), void* arg)
{
	TSEnumerate (currentObject, e, [sender objectEnumerator])
	{
		if (fptr (currentObject, arg))
			[retval addObject: currentObject];
	}
	return retval;
}


static void
Visit (NSInvocation* invocation, NSEnumerator* enumerator)
{
	TSEnumerate (currentObject, e, enumerator)
	{
		[invocation setArgument: &currentObject atIndex: 2];
		[invocation invoke];
	}
}



@implementation NSSet (PGTSHOM)
- (id) PGTSAny
{
	return [self anyObject];
}

- (id) PGTSCollect
{
	return [self PGTSCollectReturning: [NSMutableSet class]];
}

- (id) PGTSCollectReturning: (Class) aClass
{
	return HOMTrampoline (self, @selector (PGTSCollect:userInfo:), aClass);
}

- (id) PGTSDo
{
	return HOMTrampoline (self, @selector (PGTSDo:userInfo:), nil);
}

- (id) PGTSVisit: (id) visitor
{
	return VisitorTrampoline (self, visitor, @selector (PGTSVisit:userInfo:), nil);
}

- (id) PGTSSelectFunction: (int (*)(id)) fptr
{
	id retval = [NSMutableSet setWithCapacity: [self count]];
	return SelectFunction (self, retval, fptr);
}

- (id) PGTSSelectFunction: (int (*)(id, void*)) fptr argument: (void *) arg
{
	id retval = [NSMutableSet setWithCapacity: [self count]];
	return SelectFunction2 (self, retval, fptr, arg);
}

- (void) PGTSCollect: (NSInvocation *) invocation userInfo: (Class) retclass
{
	id retval = [[[retclass alloc] initWithCapacity: [self count]] autorelease];
	CollectAndPerformSetArray (self, retval, invocation);
}

- (void) PGTSDo: (NSInvocation *) invocation userInfo: (id) anObject
{
	Do (invocation, [self objectEnumerator]);
}

- (void) PGTSVisit: (NSInvocation *) invocation userInfo: (id) userInfo
{
	Visit (invocation, [self objectEnumerator]);
}
@end


@implementation NSArray (PGTSHOM)
- (id) PGTSAny
{
	return [self lastObject];
}

- (id) PGTSCollect
{
	return [self PGTSCollectReturning: [NSMutableArray class]];
}

- (id) PGTSCollectReturning: (Class) aClass
{
	return HOMTrampoline (self, @selector (PGTSCollect:userInfo:), aClass);
}

- (id) PGTSDo
{
	return HOMTrampoline (self, @selector (PGTSDo:userInfo:), nil);
}

- (id) PGTSVisit: (id) visitor
{
	return VisitorTrampoline (self, visitor, @selector (PGTSVisit:userInfo:), nil);
}

- (id) PGTSSelectFunction: (int (*)(id)) fptr
{
	id retval = [NSMutableArray arrayWithCapacity: [self count]];
	return SelectFunction (self, retval, fptr);
}

- (id) PGTSSelectFunction: (int (*)(id, void*)) fptr argument: (void *) arg
{
	id retval = [NSMutableArray arrayWithCapacity: [self count]];
	return SelectFunction2 (self, retval, fptr, arg);
}

- (void) PGTSCollect: (NSInvocation *) invocation userInfo: (Class) retclass
{
	id retval = [[[retclass alloc] initWithCapacity: [self count]] autorelease];
	CollectAndPerformSetArray (self, retval, invocation);
}

- (void) PGTSDo: (NSInvocation *) invocation userInfo: (id) userInfo
{
	Do (invocation, [self objectEnumerator]);
}

- (void) PGTSVisit: (NSInvocation *) invocation userInfo: (id) userInfo
{
	Visit (invocation, [self objectEnumerator]);
}
@end


@implementation NSDictionary (PGTSHOM)
- (id) PGTSAny
{
	return [[self objectEnumerator] nextObject];
}

- (id) PGTSCollect
{
	return HOMTrampoline (self, @selector (PGTSCollect:userInfo:), nil);
}

- (id) PGTSKeyCollect
{
	id retval = nil;
	if (0 < [self count])
	{
		PGTSCallbackInvocationRecorder* recorder = [[[PGTSCallbackInvocationRecorder alloc] init] autorelease];
		[recorder setCallback: @selector (PGTSKeyCollect:userInfo:)];
		[recorder setCollection: self];
		[recorder setTarget: [[self allKeys] PGTSAny]];
		retval = [recorder record];
	}
	return retval;
}

- (id) PGTSDo
{
	return HOMTrampoline (self, @selector (PGTSDo:userInfo:), nil);
}

- (id) PGTSVisit: (id) visitor
{
	return VisitorTrampoline (self, visitor, @selector (PGTSVisit:userInfo:), nil);
}

- (void) PGTSCollect: (NSInvocation *) invocation userInfo: (id) userInfo
{
	id retval = [[self mutableCopy] autorelease];
	TSEnumerate (currentKey, e, [self keyEnumerator])
	{
		[invocation invokeWithTarget: [self objectForKey: currentKey]];
		id collected = nil;
		[invocation getReturnValue: &collected];
		if (! collected) collected = [NSNull null];
		[retval setObject: collected forKey: currentKey];
	}
	[invocation setReturnValue: &retval];	
}

- (void) PGTSKeyCollect: (NSInvocation *) invocation userInfo: (id) userInfo
{
	id retval = [NSMutableDictionary dictionaryWithCapacity: [self count]];
	TSEnumerate (currentKey, e, [self keyEnumerator])
	{
		id collected = nil;
		[invocation invokeWithTarget: currentKey];
		[invocation getReturnValue: &collected];
		if (collected)
			[retval setObject: [self objectForKey: currentKey] forKey: collected];
	}
	[invocation setReturnValue: &retval];
}

- (void) PGTSDo: (NSInvocation *) invocation userInfo: (id) userInfo
{
	Do (invocation, [self objectEnumerator]);
}

- (void) PGTSVisit: (NSInvocation *) invocation userInfo: (id) userInfo
{
	Visit (invocation, [self objectEnumerator]);
}

- (id) PGTSValueSelectFunction: (int (*)(id, void*)) fptr argument: (void *) arg
{
	id retval = [NSMutableArray arrayWithCapacity: [self count]];
	return SelectFunction2 (self, retval, fptr, arg);
}
@end
Tip: Filter by directory path e.g. /media app.js to search for public/media/app.js.
Tip: Use camelCasing e.g. ProjME to search for ProjectModifiedEvent.java.
Tip: Filter by extension type e.g. /repo .js to search for all .js files in the /repo directory.
Tip: Separate your search with spaces e.g. /ssh pom.xml to search for src/ssh/pom.xml.
Tip: Use ↑ and ↓ arrow keys to navigate and return to view the file.
Tip: You can also navigate files with Ctrl+j (next) and Ctrl+k (previous) and view the file with Ctrl+o.
Tip: You can also navigate files with Alt+j (next) and Alt+k (previous) and view the file with Alt+o.